import random
class Random:
    def __init__(self,start=1,end=100,count=5):
        self.start=start
        self.end=end
        self.count=count
    def rander(self):
        return [random.randint(self.start, self.end) for _ in range(self.count)]

num = Random(count=20)
p=num.rander()
#print(str(p))
i=0
j=-1
for i in p:
  for j in p:
      print(i,j)

# 这个坐标完成的有点不好，可以改一下
